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OnePlus 8 vs ZTE N721

Compare recorded specifications, size and practical differences.

+ Add a third phone

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Weight

    N721: 75 g lighter

    8:
    180 g
    N721:
    105 g
  • Width

    N721: 16.7 mm narrower

    8:
    72.9 mm
    N721:
    56.2 mm
  • Screen diagonal

    N721: 3.75 in smaller diagonal

    8:
    6.55 in
    N721:
    2.8 in
  • Rear camera layout

    8:
    Triple
    N721:
    Single
  • Depth

    8: 6.2 mm thinner

    8:
    8 mm
    N721:
    14.2 mm
  • Height

    N721: 54.2 mm shorter

    8:
    160.2 mm
    N721:
    106 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. 8

    Height:
    160.2 mm +54.2 mm versus N721
    Width:
    72.9 mm +16.7 mm versus N721
    Depth:
    8 mm
  2. 2. N721

    Height:
    106 mm
    Width:
    56.2 mm
    Depth:
    14.2 mm +6.2 mm versus 8

Weight

Bars start at zero and share a scale within this chart.

  1. 1. 8

    180 g

    +75 g versus N721

  2. 2. N721

    105 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. 8

    Screen diagonal:
    6.55 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    103.6 cm²
  2. 2. N721

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

8 has approximately 326.6% more rectangular screen area than N721.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for 8, N721, compared at the same storage capacity.
Storage8N721
128 GB 8 GB RAM Unknown
256 GB 12 GB RAM Unknown
N721: Original memory entry

150 MB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. 8

NFC:
Yes
Headphone jack:
No
Memory card support:
No

2. N721

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. 8

    4300 mAh

    +3200 mAh versus N721

  2. 2. N721

    1100 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. 82. N721

Everyday essentials
Everyday essentials — specifications for 8, N721.
Specification8N721
Dimensions (HxWxD)
  • 160.2 Х 72.9 Х 8 mm
  • 106 Х 56.2 Х 14.2 mm
Weight
  • 180 g
  • 105 g
Technology
  • Fluid AMOLED
  • TFT
Screen size
  • 6.55" inch
  • 2.8" inch
Screen resolution
  • 1080 x 2400 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 8GB RAM
  • 256GB 12GB RAM
  • 150 MB
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4300 mAh
  • Non-removable Li-Po
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Android 10.0; OxygenOS 10.0
  • Android OS
Chipset
  • Qualcomm SM8250 Snapdragon 865 (7 nm+)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for 8, N721.
Specification8N721
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 103.6 cm2
  • 24.3 cm2
Screen format
  • 20:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 88.7%
  • 40.8%
PPI /points per inch/
  • 402 PPI
  • 143 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for 8, N721.
Specification8N721
Rear camera, main
  • 48 MP
  • Triple
  • 2 MP
  • Single
Camera specs
  • 48 MP
  • f/1.8
  • 25mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF
  • OIS -16 MP
  • f/2.2
  • 13mm (ultrawide)
  • PDAF -2 MP
  • f/2.4
  • (macro)
  • 2 MP
Functions
  • Auto-HDR
Unknown
Video
  • 1080p@30fps
  • gyro-EIS
  • Yes
Front camera, selfie
  • 16 MP
  • Single
  • 0 MP,
Specifications
  • 16 MP
  • f/2.0
  • (wide)
  • 1/3''
  • 1.0µm
Unknown
Performance
Performance — specifications for 8, N721.
Specification8N721
Processor CPU
  • Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)
Unknown
Graphics processor GPU
  • Adreno 650
Unknown
General specs
General specs — specifications for 8, N721.
Specification8N721
Release date
  • 2020
  • April 14
  • 2011
Colors
  • Onyx Black
  • Glacial Green
  • Interstellar Glow
  • Polar Silver
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 700 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 250 h Talking time- Up to 4 h 10 min
Body build
  • Glass front (Gorilla Glass)
  • glass back (Gorilla Glass)
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 8, N721.
Specification8N721
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 42(3500)
  • 46(5200)
  • 66(1700/2100) - EU -5G - 5G band 1(2100)
  • 78(3500); SA/NSA - EU 5G band 2(1900)
  • 66(1700)
  • 71(600); SA/NSA - NA 5G band 78(3500); SA/NSA - IN 5G band 41(2500)
  • 78(3500)
  • 79(4700); SA/NSA - CNmmWave - Verizon exclusive
  • Show all network frequencies: -2G - GSM 900 / 1800
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat18 1200/150 Mbps
  • 5G 7.5 Gbps DL
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac/ax
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • SBAS
  • Yes
  • with A-GPS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.1
  • A2DP
  • LE
  • aptX HD
  • 2.1
Harmful irradiation Unknown
  • SAR EU - 0.73 W/kg (head)
Music and Audio
Music and Audio — specifications for 8, N721.
Specification8N721
Radio
  • No
Unknown
Others
  • HDR10+ -90Hz refresh rate
Unknown
Other features
Other features — specifications for 8, N721.
Specification8N721
Dop
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 30W
  • 50% in 22 min (advertised) - IP68 dust/water resistant (up to 1.5m for 30 mins)
  • Sensors Accelerometer MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input